diff options
author | Alan Cox <alan@lxorguk.ukuu.org.uk> | 2007-07-26 13:38:06 -0400 |
---|---|---|
committer | Jeff Garzik <jeff@garzik.org> | 2007-10-12 14:55:34 -0400 |
commit | 7d73a363dea186a864f6295bbe842da8044d42cd (patch) | |
tree | 42f98fd78c48a174780daf800c91e2dadc00628c | |
parent | e708eb9bc0515f36d77477877e74b6b9056b5879 (diff) |
libata pata_via: ACPI checks for 80wire cable
Testing this on the VIA boards fixes several problems with otherwise
undetectable SATA bridge chips
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
-rw-r--r-- | drivers/ata/pata_via.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c index 4ddcae8b8c96..f11b87e18aae 100644 --- a/drivers/ata/pata_via.c +++ b/drivers/ata/pata_via.c | |||
@@ -184,6 +184,9 @@ static int via_cable_detect(struct ata_port *ap) { | |||
184 | two drives */ | 184 | two drives */ |
185 | if (ata66 & (0x10100000 >> (16 * ap->port_no))) | 185 | if (ata66 & (0x10100000 >> (16 * ap->port_no))) |
186 | return ATA_CBL_PATA80; | 186 | return ATA_CBL_PATA80; |
187 | /* Check with ACPI so we can spot BIOS reported SATA bridges */ | ||
188 | if (ata_acpi_cbl_80wire(ap)) | ||
189 | return ATA_CBL_PATA80; | ||
187 | return ATA_CBL_PATA40; | 190 | return ATA_CBL_PATA40; |
188 | } | 191 | } |
189 | 192 | ||